This small town conservation parcel sits on the Tyngsborough shore of Massapoag Pond, a 122-acre lake shared with Groton and Dunstable. The real public foothold on the water is a club-run boat ramp nearby rather than a developed park, so this is a quiet edge of the lake more than a destination in itself.
What to expect
Dogs
No dog may run at large; off its owner's premises a dog must be with someone holding it firmly on a leash no greater than six feet, or otherwise under control as determined by the Animal Control Officer. That's the town-wide default;…
Swim
Allowed Warm months, no restrictions noted
Kayak Canoe Sup
Allowed Ice-free months
Managed by
Tyngsborough Conservation Department
978-649-2300 ext. 144 · WebsiteCommon questions
Can I launch a boat with a trailer in summer?
Not in July or August. The club gates the ramp to trailers those two months and allows only carry-in boats.
Is there an entry fee at Lake Massapoag Conservation Area?
No, entry is free.
Can I bring my dog to Lake Massapoag Conservation Area?
No dog may run at large; off its owner's premises a dog must be with someone holding it firmly on a leash no greater than six feet, or otherwise under control as determined by the Animal Control Officer. That's the town-wide default; watch for posted signs here.
What rules should I know at Lake Massapoag Conservation Area?
Trailer launching is closed in July and August; only carry-in craft can launch during those months.